Calendar Export: multilang assignment titles are exported without processing the multilang tags

Setup

Note - enter descriptions using HTML mode

1. Login as an admin.
2. Activate both English and German language packs.
3. Activate Multi-Language Content filter. Set it to apply both to content and headings.
4. Create a course, enrol a teacher and a student.
5. Create a group in the course and add the student to the group.
6. Create an assignment with the following settings:
   • Name:

     <span lang="en" class="multilang">Assignment 1 EN</span><span lang="de" class="multilang">Assignment 1 DE</span>

   • Description:

     <span lang="en" class="multilang">Assignment 1 description EN</span><span lang="de" class="multilang">Assignment 1 description DE</span>

   • Make sure the description also contains multiple paragraphs and at least one of each: images, equations and links.
   • Set a "Due date" to a date in the current month.
   • Submission types: Online text
7. Create the following calendar events:

   As	Type	Event name	Event description
   admin	Site event	<span lang="en" class="multilang">Site event EN</span><span lang="de" class="multilang">Site event DE</span>	<span lang="en" class="multilang">Site event description EN</span><span lang="de" class="multilang">Site event description DE</span>
   teacher	Course event	<span lang="en" class="multilang">Course event EN</span><span lang="de" class="multilang">Course event DE</span>	<span lang="en" class="multilang">Course event description EN</span><span lang="de" class="multilang">Course event description DE</span>
   teacher	Group event	<span lang="en" class="multilang">Group event EN</span><span lang="de" class="multilang">Group event DE</span>	<span lang="en" class="multilang">Group event description EN</span><span lang="de" class="multilang">Group event description DE</span>
   student	User event	<span lang="en" class="multilang">User event EN</span><span lang="de" class="multilang">User event DE</span>	<span lang="en" class="multilang">User event description EN</span><span lang="de" class="multilang">User event description DE</span>

   • Make sure the description of these events also contains multiple paragraphs and at least one of each: images, equations and links.

Testing

1. Login as a student.
2. Select the English language in the language selector
3. Click on 'Export calendar', use the settings 'All events' and 'This month', then click on the button 'Export'.
4. Select the German language in the language selector
5. Click on 'Export calendar', use the settings 'All events' and 'This month', then click on the button 'Export'.
6. Compare the SUMMARY fields for the exported calendar files with a text editor:
   • Confirm that the English calendar file's summary shows xx EN while the German calendar file shows xx DE.
   • Confirm that the summary for both files do not contain any HTML tags.
7. Compare the DESCRIPTION fields for the exported calendar files:
   • Confirm that the English calendar file's description shows xx EN while the German calendar file shows xx DE.
   • Confirm that the summary for both files do not contain any HTML tags.
   • Confirm that the <p> and <br> tags have been replaced by the new line character "\n"